http://bartleby.com/61
The American Heritage Dictionary of The English Language; Fourth Edition 2000.
Dictionary from Encarta:
http://encarta.msn.com/encnet/features/dictionary/DictionaryHome.aspx
Your dictionary
www.yourdictionary.com
WordNet:
http://wordnet.princeton.edu
www.yourdictionary.com/languages/slavic.html#serb
English-Italian On-line Dictionary:
http://dictionaries.travlang.com/EnglishItalian
ItalianEnglish On-line Dictionary:
http://dictionaries.travlang.com/ItalianEnglish
French to English English to French:
http://humanities.uchicago.edu/forms_unrest/FR-ENG.html
French-English On-line Dictionary:
http://dictionaries.travlang.com/FrenchEnglish
German-English On-line Dictionary:
http://dictionaries.travlang.com/GermanEnglish
WordReference.com:
www.wordreference.com
Dictionary of Spanish:
www.spanishdict.com
English-Spanish On-line Dictionary:
http://dictionaries.travlang.com/EnglishSpanish
Spanish-English On-line Dictionary:
http://dictionaries.travlang.com/SpanishEnglish
Spanish Dictionary:
www.yahooligans.com/reference/dict_en_es
MSN Learning&Research – Dictionary:
http://encarta.msn.com/encnet/features/dictionary/DictionaryHome.aspx
Merriam-Webster Online:
www.m-w.com